diff --git a/dhcp.changes b/dhcp.changes
index df6ea7a..0e49a90 100644
--- a/dhcp.changes
+++ b/dhcp.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Mon Mar  2 17:26:39 UTC 2020 - Reinhard Max <max@suse.com>
+
+- Add -fcommon to CFLAGS to fix build with gcc10 (boo#1160262).
+
 -------------------------------------------------------------------
 Wed Jan 22 06:12:51 UTC 2020 - Thorsten Kukuk <kukuk@suse.com>
 
diff --git a/dhcp.spec b/dhcp.spec
index 6a79536..716a249 100644
--- a/dhcp.spec
+++ b/dhcp.spec
@@ -220,7 +220,7 @@ popd
 
 %build
 %global _lto_cflags %{_lto_cflags} -ffat-lto-objects
-CFLAGS="%{optflags} -D_GNU_SOURCE -W -Wall -Wno-unused"
+CFLAGS="%{optflags} -D_GNU_SOURCE -W -Wall -Wno-unused -fcommon"
 %ifarch ppc ppc64 s390x
   # bugs 134590, 171532
   CFLAGS="$CFLAGS -fsigned-char"